class Student{
    private String name;
    private int age;
    private int id;

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    @Override
    public String toString() {
        return "Student [name="+name+",age"+ age +", id ="+ id +"]";
    }
}

  class  StudentTest{
    public static  void main(String[] args){
        Student s =new Student();
        s.setName("qiaolei");
        s.setAge(20);
        s.setId(20155305);
        System.out.println(s.toString());
    }
}